... to 200 meters in free space. USB 2.0 interface.64-bit,128-bit WEP, WPA, WPA2 supportQoS - WMM, WMM-PSSoftware AP mode ... 200M, depending on surrounding environmentPower ConsumptionTransmit:450mA Receive:270mASecurity64/128-bit WEP(Hex&ASCII), WEP,WPA2,WPA-PSK,WPA2-PSK,WPA2 ... -PSK(AES/TKIP)Operating SystemWindows XP 32/64, 2000,Win CE, Vista,7, 32/64, Linux, MacOperating Temperature 0~55 CelsiusStorage ...